Weekly Weather Summary
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April 9, 2018 - April 15, 2018Max. Rainfall AmountMax. Temperature
Thailand
The high pressure area which covered upper Thailand and the South China Sea was weakened during early week. After that, the heat low pressure cell covered upper Thailand associated with the southeasterly winds prevailed over the mentioned areas. These conditions caused increasing temperature in Thailand with hot weather nearly the whole areas almost the whole week and very hot weather in several areas during the second half of the week. However, high pressure area from China extended its ridge to cover the northeastern part on the last day of the week resulted in unusual rain with thunderstorm and gusty wind in several areas. For southern part, the easterly wind prevailed over the Gulf of Thailand and the southern part during first half of the week causing rainfall during that time.    
Northern Part
Hot weather nearly the whole areas almost the whole week and very hot weather in several areas during the second half of the week. Isolated light to moderate rain except for scattered rain on the last day of the week. Thundershower and hail occurred at Phetchabun province on 12 Apr and at Chiang Mai province on 15 Apr. Gusty wind at Lampang and Pichit provinces on 14 Apr and at Nan and Kamphaeng Phet provinces on 15 Apr. 31.6 mm at Umphang Tak on 10 Apr.  41.6 º C at Thoen Lampang on 15 Apr. 
Northeastern Part
Hot weather in general almost the whole week and very hot weather in several areas during 12-14 Apr. Isolated rain with heavy rainfall in some areas during the second half of the week especially fairly widespread rain with heavy rainfall in some areas on 15 Apr. Gusty wind occurred at Loei, Nakhon Ratchasima, Ubon Ratchathani and Roi Et provinces on 13 Apr, and at Surin province on 14 Apr, and at Nong Khai, Nakhon Phanom, Khon Kaen, Maha Sarakham, Kalasin, Sakon Nakhon, Udon Thani, Nong Bua Lam Phu and Chaiyaphum provinces on 15 Apr. 65.0 mm at Phibun Rak Udon Thani on 15 Apr.  41.2 º C at Mueang Nong Khai on 14 Apr. 
Central Part
Hot weather in general almost the whole week with very hot weather in some areas during the second half of the week. Isolated rain on the last day of the week. Gusty wind occurred at Nakhon Sawan and Saraburi provinces on 15 Apr. 20.8 mm at Noen Kham Chainat on 15 Apr.  41.3 º C at Mueang Kanchanaburi on 15 Apr. 
Eastern Part
Hot weather in the upper portion almost the whole week. Isolated rain during the middle and the end of the week. 34.7 mm at Phliu Agromet Stn. Chanthaburi on 11 Apr.  38.3 º C at Aranyaprathet Sa Kaeo on 15 Apr. 
Southern Part (East Coast)
Hot weather in some areas. Scattered rain with heavy rainfall in some areas during early week then isolated light rain. 50.7 mm at Sadao Agricultural Extension Office Songkhla on 10 Apr. and at Thepha Songkhla on 10 Apr.   37.5 º C at Chawang Nakhon Si Thammarat on 14 Apr. 
Southern Part (West Coast)
Hot weather in general during the second half of the week. Rainfall mainly observed during the first half of the week especially widespread rain on 10 Apr. 30.0 mm at Ko Lanta Krabi on 10 Apr.  37.0 º C at Nuea Khlong Krabi on 14 Apr. 
Metropolitan
Hot weather nearly the whole areas almost the whole week.   36.5 º C at Bangkok Metropolis Khet Klong Toei on 10 Apr. (39.5 º C at Khlong Luang Pathum Thani on 15 Apr.)  
Weekly total Rainfall and Weekly mean minimum temperature Map
Issued Date April 16, 2018